如果你是一个细菌,你的一生就是游向营养物,逃避那些会杀死你的东西。
If you're a bacterium, your whole life is about swimming to nutrients and running away from things that would kill you.
这表明细菌的化学合成并不是这些生物的充足营养来源。
This suggests that bacterial chemosynthesis is not a sufficient source of nutrition for these creatures.
细菌的能量代谢是以化学营养为基础的。
该研究团队只是计算了他们使用蓝细菌水解物作为肌肉细胞生长时所需要的营养和热量而已。
The research team based their calculations on a process using the bacterium Cyanobacteria hydrolysate as a nutrient and energy source for growing muscle cells.
动植物死亡后,被微生物分解;黏菌随后会吞食掉许多细菌,释放出他们的营养物质供其他有机体生长。
When plants and animals die, microbes break them down; slime molds then devour many of the bacteria, releasing their nutrients for other organisms to grow on.
也就是说,如果这里没有做够多的好细菌的话,你就不会从你所食用的食物中获取最多的营养。
What that means is if there isn't enough good bacteria, you're not likely to get the most out of the food you eat.
低含氧量导致细菌滋长,这些细菌会破坏硝酸盐——海洋微生物及浮游植物的重要营养物质之一。
Low oxygen levels encourage the growth of bacteria that destroy nitrate - a vital nutrient for the ocean's microscopic plants, or phytoplankton.
但要让细菌真正富有营养地生长起来,苔藓就要有一定的年代。
But to get a really nutritious growth of bacteria going, the moss needs to age.
藻类在这些丰富营养的滋润下大量繁殖,细菌在享用藻类的同时又消耗掉水中的大部分氧气。
Bacteria consume most of the water's oxygen when they feast on the algal blooms attracted by these abundant nutrients.
我们正在研究一种很少人知晓的共生互动关系,在这种关系中,细菌保护其宿主免受病原体侵害,而不是那种更为常见的为其提供营养方面。
We are studying one of the few known symbiotic interactions in which the bacterial partner defends its host against pathogens — rather than providing a nutritional benefit, which is more common.
他认为,对于身处干燥环境中的细菌来说,分子不易在菌落之间进行扩散,而空气中的氨就可以作为一重要的营养源的指示信息。
He proposes that for bacteria living in a dry environment, where molecules could not easily diffuse between colonies, airborne ammonia could serve as an important indicator of nitrogen sources.
每次他们的试验结果都一样:处于营养贫乏培养基种的细菌菌落越是靠近生长于富营养基中生长的细菌,那么前者越粘稠。
Each time they found the same effect: the closer a nutrient-deprived colony grew to bacteria in a nutrient-rich medium, the slimier the former got.
当作细菌培养时,生物学家通常将细胞和营养物质混合在一个大的广口瓶里,然后打旋,就像最近葡萄收获期的那些葡萄酒发烧友一样。
When growing bacterial cultures, biologists often mix cells in with nutrients in one big jar, then swirl, much like an aficionado over the latest vintage.
考虑与人有益的肠道细菌,它们组成的微生物群会抵御有害细菌,并且帮助婴儿吸收营养。
Considered to be "good" intestinal bacteria, microbiota protect against harmful bacteria and help the body absorb nutrients.
黏菌随后会吞食掉许多细菌,释放出他们的营养物质供其他有机体生长。
Slime molds then devour many of the bacteria, releasing their nutrients for other organisms to grow on.
而在右半边,他们应用含较少营养的培养基培养细菌,但是这种培养基是为了刺激生物膜的生长而特别设计的。
In the right half they used a medium that contained fewer nutrients, but was specifically designed to stimulate the biofilm growth.
石羊毛的无营养价值,使它具有抵抗有害细菌和霉菌导致皮肤感染、肺炎和其他空气疾病的功能。
Stone wool offers no nutritional value, making it naturally resistant to harmful bacteria and molds that cause skin infections, pneumonia and other airborne illnesses.
他们也正在研究某种肠道细菌的改变可能会如何通过改变肠道组织结构来阻止肥胖,从而降低肠道中营养成分的吸收。
They are also looking into how changing certain gut bacteria may prevent obesity by remodelling intestinal tissue and thereby decreasing the absorption of nutrients in the gut.
AGU会议上的三个报告将聚焦古细菌对全球气候和营养显著影响方面的一些令人惊奇的新发现。
Three AGU presentations will focus on surprising new findings about the significant impact of archaea on global climate and nutrition.
细菌则把小虾的排泄物分解成无机营养物,供藻类使用,是分解者。
The bacteria can decompose the wastes generated by the shrimps into inorganic nutrients for the algae, they are the decomposers.
营养不良的龟龟在疾病面前没有这样的保护,他们没法抵抗细菌,很小的感染就会要了他们的命。
A tortoise suffering from malnutrition has no such protection against disease, he has no defenses left to fight invaders, and will often succumb to a minor infection.
进一步恶化-降低免疫系统,细菌传染,僵硬的关节,关节炎,更低的生产力,和家庭的营养状态降低。
Further complication - lower immune system, bacterial infection, stiff joints, arthritis, lower productivity, and lower nutritional status of their family.
现在,研究人员已经发现,拥有两串普通细菌发酵大豆,可以释放更多的营养,使豆类更易于消化。
Now researchers have discovered that fermenting beans with two strands of common bacteria free up many more nutrients and make the legumes easier to digest.
这些微小的细菌和原生动物可分解纤维素.成可吸收的营养。
These microscopic bacteria and protozoa break down cellulose and fiber into digestible nutrients.
在高效原油降解菌的连续培养投加过程中,影响细菌生长的营养要素包括碳源和维生素。
During continuously culturing and adding high efficient oil degrading bacteria, the main nutrients affecting bacteria growth include carbon resource and vitamin.
污水回用于循环冷却水系统,水质中会含有存活的细菌,并且无机和有机营养物含量高。
There are living bacteria and inorganic and organic nutrient substances of high load in the circulating cooling water system where wastewater is recycled.
铁是所有细菌活细胞代谢必要的微量营养元素。
Iron is the necessary micronutrient for cellular metabolism used by almost all bacteria.
铁是所有细菌活细胞代谢必要的微量营养元素。
Iron is the necessary micronutrient for cellular metabolism used by almost all bacteria.
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